Chapter 3: Linux Basic Commands

By Ravindra Bagale · Last updated: 25 September 2026

Mitranno, from this chapter onwards your terminal is your best friend. Kalji karu naka if the black screen looks scary at first — within a week of daily practice you will be faster on the command line than with a mouse. Let's first understand why Linux matters so much in the cloud, and then we will type commands together.

Concepts in this chapter

1. 3.1Why Linux?
2. 3.2Navigation
3. 3.3Working with files and directories
4. 3.4Viewing files
5. 3.5Permissions
6. 3.6Users, groups and sudo
7. 3.7Package managers
8. 3.8Processes
9. 3.9Getting help
10. 3.10Text editors: nano and vim

Review and practice

1. ★Common Mistakes I See Students Make
2. ★Interview Questions
3. ★Practice Questions and Lab Exercises